Home / 13,568.76-18,711.72-10,583.49

Finding the Fourth Proportional to 13,568.76, 18,711.72 and 10,583.49

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Solution

The fourth proportional to 13,568.76, 18,711.72 and 10,583.49 is: 14,594.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,568.76 : 18,711.72 = 10,583.49 : x
  2. Step 2: Convert to fraction form
    13,568.76/18,711.72 = 10,583.49/x
  3. Step 3: Cross multiply
    13,568.76x = 18,711.72 × 10,583.49
  4. Step 4: Simplify right side
    13,568.76x = 198,035,301.50
  5. Step 5: Solve for x
    x = 198,035,301.50/13,568.76
  6. Step 6: Final answer
    x = 14,594.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.